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Chi has $11:30 in dimes and quarters. The number of dimes is three more than three times the number of quarters. How many of each are there?

Respuesta :

Answer: 20 quarters and 63 dimes

Step-by-step explanation:

q = number of quarters

3q+3 =number of dimes

0.25q + 0.10 (3q+3) = 11.30

0.25q + 0.30q + 0.30 = 11.30

0.55q + 0.30 = 11.30

0.55q = 11.00

Q = 20 quarters

3q + 3 =

3 (20) +3 =

63 dimes

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